10 products that Oprah made popular

The Oprah Winfrey Show airs its final original episode on May 25, 2011. When that happens, it won't just signal the end of a popular television show. It will signal the end of a venue that has catapulted obscure businesses to unexpected heights and increased sales beyond their owners' wildest dreams.

It's known as "The Oprah Effect," and it's been known to turn a struggling company into a commercial phenomenon after a single appearance on her show.

Click ahead and see some of the products that were put on the map by "The Oprah Effect."